On Sunday 20 February 2005 06:14, David Wood wrote:
> Is there any way to see in the logs if libmpeg2 is working?
>
> I have an AMD2600+, and a HD3000 card.
>
> xine can play HDTV content (even 1080i) just fine with the "xv" driver,
> so I know in theory the hardware can do it. However, mythtv (0.17) can't
> hack it. It is _close_ - a bit jittery, dropping frames, but almost fast
> enough.

With MythTV 0.17, my 1800 can *almost* play back both 720p and 1080i HDTV 
content smoothly using just xv. Haven't yet tried xvmc, but plan to later 
today...

> I saw a post on the list from several weeks ago indicating that libmpeg2
> was good for a major improvement in speed; I see numerous references on
> the mailing lists to doing HDTV decoding with chips even slower than
> mine (2100+, 1800+).
>
> http://www.mail-archive.com/[email protected]/msg02114.html
>
> However, when I switch on libmpeg2 in playback settings I see no
> difference _at all_ in performance. In other words, with libmpeg2 on or
> off I get exactly the same results.
>
> Can people confirm or deny this library is this good? Were there any
> special tricks you needed to do in the build? Any logging I can enable
> to try to get an insight?

I see about the same performance between (supposedly) using libmpeg2 and the 
original ffmpeg decoding. Haven't yet looked into it to see if libmpeg2 isn't 
actually being used for some reason. Start up your frontend from a console 
window with verbose playback (mythfrontend -v playback) and maybe you'll see 
something telling.

-- 
Jarod Wilson
[EMAIL PROTECTED]

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